Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-04 Thread Arthur Barstow
On 1/3/12 4:22 AM, ext Rigo Wenning wrote: My aim as PAG chair is to conclude by March. The solution is still open. We don't know yet whether the algorithms used by XML SIG or ENC really violate the declared patents. We will hopefully know until then. I'm still waiting for one response from MIT

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-04 Thread Rigo Wenning
On Wednesday 04 January 2012 09:19:51 Arthur Barstow wrote: In case it isn't clear, I don't think anyone suggested the ECC stuff should be deprecated. On the contrary, I think it makes sense for ECC to be an algorithm for XMLDigSig1.1. However, some of us have advocated the syntax be

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-03 Thread Marcos Caceres
On Thursday, 29 December 2011 at 16:22, Marcos Caceres wrote: On Thursday, 29 December 2011 at 16:18, frederick.hir...@nokia.com (mailto:frederick.hir...@nokia.com) wrote: Marcos My expectation is that we should have a PAG update on progress in the first week of January

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-03 Thread Arthur Barstow
On 12/29/11 11:18 AM, Hirsch Frederick (Nokia-CIC/Boston) wrote: Marcos My expectation is that we should have a PAG update on progress in the first week of January (hopefully) and a timeline like Rigo noted, with full resolution of the iPR issue by March - but only the PAG chair knows the

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-03 Thread Frederick.Hirsch
No I am not. Marcos took my email that expressed my hopes and turned it into a hard deadline, which I do not agree with. I suggest we let Rigo/Thomas continue this thread. regards, Frederick Frederick Hirsch Nokia On Jan 3, 2012, at 7:23 AM, Arthur Barstow wrote: On 12/29/11 11:18 AM,

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-03 Thread Marcos Caceres
On Tuesday, 3 January 2012 at 13:07, frederick.hir...@nokia.com wrote: No I am not. Marcos took my email that expressed my hopes and turned it into a hard deadline, which I do not agree with. I'm also *hopeful* that it will be published sometime in March. If not, it's no drama to

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2012-01-03 Thread Rigo Wenning
Hi all, Frederick is innocent! My aim as PAG chair is to conclude by March. The solution is still open. We don't know yet whether the algorithms used by XML SIG or ENC really violate the declared patents. We will hopefully know until then. I'm still waiting for one response from MIT but

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-29 Thread Frederick.Hirsch
As I said before, this action is premature and we should let the PAG conclude (or at least wait for a status report) - the W3C Team may have more to say, but if this is on the order of weeks I do not think making work here to have apparent progress is useful. I have not seen a definitive

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-29 Thread Frederick.Hirsch
Marcos My expectation is that we should have a PAG update on progress in the first week of January (hopefully) and a timeline like Rigo noted, with full resolution of the iPR issue by March - but only the PAG chair knows the reality since my expectations are as a customer of the PAG output. I

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-29 Thread Marcos Caceres
On Thursday, 29 December 2011 at 14:11, frederick.hir...@nokia.com wrote: As I said before, this action is premature and we should let the PAG conclude (or at least wait for a status report) - the W3C Team may have more to say, but if this is on the order of weeks I do not think making

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-29 Thread Marcos Caceres
On Thursday, 29 December 2011 at 16:18, frederick.hir...@nokia.com wrote: Marcos My expectation is that we should have a PAG update on progress in the first week of January (hopefully) and a timeline like Rigo noted, with full resolution of the iPR issue by March - but only the PAG

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-21 Thread Marcos Caceres
As fun as this is, all this mud slinging is really not getting us anywhere useful. Lets go back an look at the options we have to divorce Widgets/XML Dig Sig from Elliptic Curve: 1. Remove ECC from XML Dig Sig (in my opinion, the right thing to do™): pros: - frees both XML

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-21 Thread Arthur Barstow
TLR, FH, XMLSecWG, On 12/21/11 6:03 AM, ext Marcos Caceres wrote: Lets go back an look at the options we have to divorce Widgets/XML Dig Sig from Elliptic Curve: 1. Remove ECC from XML Dig Sig (in my opinion, the right thing to do™): pros: - frees both XML Dig Sig and Widgets

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-21 Thread Rigo Wenning
Hi Art, the pessimistic XMLSECPAG chair told you that it wouldn't resolve within days. But I hope to have a clear view and plan by the end of January. Executing that plan may take some time. Plan is to resolve until end of March, if everything goes well. Well meaning a decision of the PAG and

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-20 Thread Charles McCathieNevile
TL;DR: JC and Leonard are right. Pointing to a moving target makes any statement about conformance pretty much unusable in the real world. Which is significantly worse than having a statement of conformance to something known to contain errors and bugs. Browsers don't implement living

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Jean-Claude Dufourd
On 18/12/11 20:31 , Marcos Caceres wrote: On Sunday, December 18, 2011 at 5:45 PM, Leonard Rosenthol wrote: Undated references (what you are suggesting) has the MAJOR PROBLEM that it makes it DIFFICULT/IMPOSSIBLE to do validation of any product that claims conformance to a standard – since

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Marcos Caceres
On Monday, December 19, 2011 at 8:55 AM, Jean-Claude Dufourd wrote: On 18/12/11 20:31 , Marcos Caceres wrote: On Sunday, December 18, 2011 at 5:45 PM, Leonard Rosenthol wrote: Undated references (what you are suggesting) has the MAJOR PROBLEM that it makes it

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Jean-Claude Dufourd
Marcos You are replying beside the point everywhere. Please read again what Leonard wrote about undated references. Leonard is right. In ISO specs, undated references are forbidden. There is a team of people (called ITTF) whose job includes checking these things and bugging spec editors to

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Marcos Caceres
Jean-Claude, On Monday, December 19, 2011 at 12:37 PM, Jean-Claude Dufourd wrote: Marcos You are replying beside the point everywhere. Please read again what Leonard wrote about undated references. Leonard is right. I'm sorry, but Leonard is not correct: this is the W3C, not ISO.

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Glenn Adams
+1 for Marcos' position. If the W3C performed compliance testing, then it would perhaps be more appropriate to reference specific versions, at least in a compliance test specification. However, the W3C has historically not defined compliance test specifications or perform compliance testing of

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-19 Thread Glenn Adams
conformance definitions are not compliance testing; i did not use the word conformance; there are (at least) four different, independent tasks here: 1. defining conformance specifications 2. defining compliance test specifications 3. performing certification (i.e., applying compliance

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-18 Thread Leonard Rosenthol
-webapps@w3.org public-webapps@w3.orgmailto:public-webapps@w3.org, public-xml...@w3.orgmailto:public-xml...@w3.org public-xml...@w3.orgmailto:public-xml...@w3.org Subject: Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG? I think I have a better solution... 1. Widgets points

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-18 Thread Marcos Caceres
On Sunday, December 18, 2011 at 5:45 PM, Leonard Rosenthol wrote: Undated references (what you are suggesting) has the MAJOR PROBLEM that it makes it DIFFICULT/IMPOSSIBLE to do validation of any product that claims conformance to a standard – since it's impossible to determine which

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-18 Thread Leonard Rosenthol
On 12/18/11 2:31 PM, Marcos Caceres w...@marcosc.com wrote: On Sunday, December 18, 2011 at 5:45 PM, Leonard Rosenthol wrote: Undated references (what you are suggesting) has the MAJOR PROBLEM that it makes it DIFFICULT/IMPOSSIBLE to do validation of any product that claims conformance to a

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-18 Thread Marcos Caceres
On Dec 18, 2011, at 8:49 PM, Leonard Rosenthol lrose...@adobe.com wrote: On 12/18/11 2:31 PM, Marcos Caceres w...@marcosc.com wrote: On Sunday, December 18, 2011 at 5:45 PM, Leonard Rosenthol wrote: Undated references (what you are suggesting) has the MAJOR PROBLEM that it makes it

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-16 Thread Arthur Barstow
On 12/15/11 11:51 AM, ext Brian LaMacchia wrote: Hello all, Sorry for coming to this thread late (I'm on vacation) but I want to comment on a number of points raised during this thread: 1) Concerning the suggestion to move ECDSA out of XMLDSIG 1.1, that suggestion is a non-starter for

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-16 Thread Marcos Caceres
I think I have a better solution... 1. Widgets points to unversioned: http://www.w3.org/TR/xmldsig-core/ 2. when XML dig sig pag finishes and spec goes to rec, XML Dig Sig 1.X (and future versions) gets put at http://www.w3.org/TR/xmldsig-core/ 3. Done. That way widgets always just depend on

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-15 Thread Marcos Caceres
On Wednesday, December 14, 2011 at 10:31 PM, Marcos Caceres wrote: On Wednesday, 14 December 2011 at 21:06, Rigo Wenning wrote: Hi all, as the PAG chair of this XMLSEC PAG, let me tell you that support from the industry in sorting this out was low so far. What I heard through

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-15 Thread Thomas Roessler
Works for me, too. -- Thomas Roessler, W3C t...@w3.org (@roessler) On 2011-12-13, at 22:14 +0100, Philippe Le Hegaret wrote: On Tue, 2011-12-13 at 13:14 -0500, Arthur Barstow wrote: Hi All, The Widgets DigSig spec [W-DigSig] has been sitting in PR for over 4 months now, blocked on

RE: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-15 Thread Brian LaMacchia
to divorce widgets-digsig from Elliptic Curve PAG? Works for me, too. -- Thomas Roessler, W3C t...@w3.org (@roessler) On 2011-12-13, at 22:14 +0100, Philippe Le Hegaret wrote: On Tue, 2011-12-13 at 13:14 -0500, Arthur Barstow wrote: Hi All, The Widgets DigSig spec [W-DigSig] has been sitting

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-15 Thread Marcos Caceres
On Thursday, December 15, 2011 at 4:51 PM, Brian LaMacchia wrote: Hello all, Sorry for coming to this thread late (I'm on vacation) but I want to comment on a number of points raised during this thread: 1) Concerning the suggestion to move ECDSA out of XMLDSIG 1.1, that suggestion

Widget-DSig's choice of RSA-4096 Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-15 Thread Marcos Caceres
On Thursday, December 15, 2011 at 4:51 PM, Brian LaMacchia wrote: 3) Widget-DSig's choice of RSA-4096 is particularly surprising given the increased size of the signature verification cost relative to ECDSA-SHA256. That's not going to be efficient to validate, especially not for

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Frederick.Hirsch
oops, wrong explain, instead see http://www.w3.org/2008/xmlsec/Drafts/xmldsig-core-11/explain.html 6.1, 6.2*, 6.3.1, 6.4.2 (e.g. move away from SHA-1) regards, Frederick Frederick Hirsch Nokia On Dec 14, 2011, at 2:00 PM, Hirsch Frederick (Nokia-CIC/Boston) wrote: Art I think switching

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Arthur Barstow
So what about option #2 below? -AB On 12/14/11 2:00 PM, Hirsch Frederick (Nokia-CIC/Boston) wrote: Art I think switching the dependency to XML Signature 1.0 is a bad idea, noting that 1.1 has fixed errors, and addressed security vulnerabilities, including updates to algorithms (other than

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Frederick.Hirsch
I'm suggesting we let the XMLSec PAG conclude before taking that step (or another possibility), but obviously that depends on the PAG timeline going forward. regards, Frederick Frederick Hirsch Nokia On Dec 14, 2011, at 2:08 PM, Arthur Barstow wrote: So what about option #2 below? -AB

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Marcos Caceres
On Tuesday, December 13, 2011 at 9:14 PM, Philippe Le Hegaret wrote: On Tue, 2011-12-13 at 13:14 -0500, Arthur Barstow wrote: An other one was for the Director to decide to move the document forward anyway because W-DigSig doesn't depend on ECC. Thomas, any suggestion? I personally

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Frederick.Hirsch
this seems logical, in that any outcome for ECC (ranging from continued inclusion to removal) would have no impact on widget signature given this lack of specific dependency. regards, Frederick Frederick Hirsch Nokia On Dec 14, 2011, at 2:12 PM, ext Marcos Caceres wrote: On Tuesday,

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Arthur Barstow
This certainly WFM. TLR, PLH - what needs to be done to make this happen? -AB On 12/14/11 2:21 PM, Hirsch Frederick (Nokia-CIC/Boston) wrote: this seems logical, in that any outcome for ECC (ranging from continued inclusion to removal) would have no impact on widget signature given this

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Rigo Wenning
Hi all, as the PAG chair of this XMLSEC PAG, let me tell you that support from the industry in sorting this out was low so far. What I heard through the grapevine was more or less: We know, but we can't tell you. For the moment, W3C is asking for cost estimates to figure out what most of

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-14 Thread Marcos Caceres
On Wednesday, 14 December 2011 at 21:06, Rigo Wenning wrote: Hi all, as the PAG chair of this XMLSEC PAG, let me tell you that support from the industry in sorting this out was low so far. What I heard through the grapevine was more or less: We know, but we can't tell you. For the

[widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-13 Thread Arthur Barstow
Hi All, The Widgets DigSig spec [W-DigSig] has been sitting in PR for over 4 months now, blocked on the Elliptic Curve PAG [ECC-PAG]. AFAICT, this PAG has just started its unspecified length Fishing Expedition seeking some unspecified level of funds to pay for some type of analysis that will

Re: [widgets] How to divorce widgets-digsig from Elliptic Curve PAG?

2011-12-13 Thread Philippe Le Hegaret
On Tue, 2011-12-13 at 13:14 -0500, Arthur Barstow wrote: Hi All, The Widgets DigSig spec [W-DigSig] has been sitting in PR for over 4 months now, blocked on the Elliptic Curve PAG [ECC-PAG]. AFAICT, this PAG has just started its unspecified length Fishing Expedition seeking some